.km-view {
    font-family: "STHeitiSC-Light", "STHeiti", "Hei", "Heiti SC", "Microsoft Yahei", Arial, sans-serif;
    -webkit-user-select: none;
    user-select: none;
    position:  relative;
}

.km-view .km-receiver {
    position: absolute;
    left: -99999px;
    top: -99999px;
    width: 20px;
    height: 20px;
    outline: none;
    margin: 0;
}

.km-view image {
    cursor: zoom-in;
}

.km-image-viewer {
    position: fixed;
    z-index: 99999;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, .75);
}

.km-image-viewer .km-image-viewer-container {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    text-align: center;
    white-space: nowrap;
    overflow: auto;
}

.km-image-viewer .km-image-viewer-container::before {
    content: '';
    display: inline-block;
    height: 100%;
    width: 0;
    font-size: 0;
    vertical-align: middle;
}

.km-image-viewer .km-image-viewer-container img {
    cursor: zoom-out;
    vertical-align: middle;
}

.km-image-viewer .km-image-viewer-container img.limited {
    cursor: zoom-in;
    max-width: 100%;
    max-height: 100%;
}

.km-image-viewer .km-image-viewer-toolbar {
    z-index: 1;
    background: rgba(0, 0, 0, .75);
    text-align: right;
    transition: all .25s;
}

.km-image-viewer .km-image-viewer-toolbar.hidden {
    transform: translate(0, -100%);
    opacity: 0;
}

.km-image-viewer .km-image-viewer-btn {
    cursor: pointer;
    outline: 0;
    border: 0;
    width: 44px;
    height: 44px;
    background: url("");
}

.km-image-viewer .km-image-viewer-toolbar {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
}

.km-image-viewer .km-image-viewer-close {
    background-position: 0 -44px;
}

.mindmap {
	width: inherit;
	border: 1px solid #ccc;
}

.mindmap-sm {
	height: 300px;
}

.mindmap-md {
	height: 500px;
}

.mindmap-lg {
	height: 800px;
}